For $600 and your immortal soul, you can create your own robot head that can roll its eyes, blink, capture video, and speak in prophetic riddles. Do not build the rest of the body, however, because it could become sentient and destroy us all.
Robot Maxamilian, R. Max for short, runs on a Java platform.
How to Build a Computerized Android Robot Head for $600.00. [HowToAndroid via BoingBoing]
